b475e1fcbf
Introduce ARC DSPLIB backend zdsp library for ARC target. Add agu and restrict attributes to map with ARC DSPLIB Signed-off-by: Siyuan Cheng <siyuanc@synopsys.com>
56 lines
1.5 KiB
Plaintext
56 lines
1.5 KiB
Plaintext
# Copyright (c) 2022 Google LLC
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# SPDX-License-Identifier: Apache-2.0
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menuconfig DSP
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bool "DSP subsystem"
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help
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Include the DSP (Digital Signal Processing) subsystem as a part of the
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Zephyr build. This enables applications to include and call into the
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<zephyr/dsp/dsp.h> header.
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if DSP
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config DSP_BACKEND_HAS_STATIC
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bool
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config DSP_BACKEND_HAS_AGU
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bool
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config DSP_BACKEND_HAS_XDATA_SECTION
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bool
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choice DSP_BACKEND
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prompt "DSP library backend selection"
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default DSP_BACKEND_CMSIS if CMSIS_DSP
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default DSP_BACKEND_ARCMWDT if ARC && "$(ZEPHYR_TOOLCHAIN_VARIANT)" = "arcmwdt"
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default DSP_BACKEND_CUSTOM
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config DSP_BACKEND_CMSIS
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bool "Use the CMSIS-DSP library as the math backend"
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depends on CMSIS_DSP
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select DSP_BACKEND_HAS_STATIC
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help
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Implement the various zephyr DSP functions using the CMSIS-DSP library. This feature
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requires the CMSIS module to be selected.
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config DSP_BACKEND_CUSTOM
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bool "Do not use any Zephyr backends for DSP"
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help
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Rely on the application to provide a custom DSP backend. The implementation should be
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added to the 'zdsp' build target by the application or one of its modules.
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config DSP_BACKEND_ARCMWDT
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bool "Use the mwdt library as the math backend"
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depends on ARCMWDT_LIBC
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depends on CMSIS_DSP
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select DSP_BACKEND_HAS_STATIC
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select DSP_BACKEND_HAS_AGU
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select DSP_BACKEND_HAS_XDATA_SECTION
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help
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Implement the various zephyr DSP functions using the MWDT-DSP library. This feature
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requires the MetaWare toolchain and CMSIS module to be selected.
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endchoice
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endif # DSP
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